Earthquake Lights (EQL)
Source: TOI Subject: Geography / Geophysics Background Concepts & The “P-Hole” Theory 1. The Physics of Tectonic Stress When tectonic plates shift, the rocks (especially igneous rocks like basalt and gabbro) are subjected to immense…
The No-Cloning Theorem
Source: The Hindu (April 2026) Subject: Science & Technology (Quantum Physics) Background Concepts & The “Why” Behind the Rule 1. The Linearity of Quantum Mechanics Quantum operations are linear. If you have a machine that could clone…
Freshwater Gourami Fish Fossils: Discovery in the Shivalik Foothills
Source: Times of India (April 2026) Subject: Science & Technology / Palaeontology Background Concepts & Scientific Importance 1. What are Gourami Fish? Gouramis are a group of freshwater perciform fishes native to Asia. They are known as…
NASA’s Artemis II Mission
Source: TOI Subject: Science and Technology (Space Exploration) Key Features & Crew Milestones 1. Mission Objectives 2. The Historic Four-Member Crew 3. Flight Path and Distance Examination Focused MCQs Q1. Which of the following launch vehicles was…